Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098975)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098975 advisory. In the Linux kernel, the following vulnerability has been resolved: apparmor: fix unprivileged local user can do privileged policy management An unprivileged local...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-099001)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099001 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: avoid potential out-of-bounds in btrfsencodefh The function btrfsencodefh does not properl...

Linux Distros Unpatched Vulnerability : CVE-2026-80555

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - s390/vfioccw: Free all memory if cpinit fails The routine cpfree is called to unpin/free any memory once an I/O is completed successfully, or if cpprefetch fail...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098942)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098942 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for...

VulnCheck KEV: CVE-2026-46300

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoalesce can attach paged frags from @from to @to. If @from has SKBFLSHAREDFRAG set, the resulting @to skb can contain the same externally-owned or page-cache-backe...

VulnCheck KEV: CVE-2026-31635

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix oversized RESPONSE authenticator length check rxgkverifyresponse decodes authlen from the packet and is supposed to verify that it fits in the remaining bytes. The existing check is inverted, so oversized RESPONSE...

Linux Distros Unpatched Vulnerability : CVE-2026-80587

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mptcp: avoid combining some incoming suboptions Some MPTCP suboptions are mutually exclusive according to the RFC8684, but also because in different places, the...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098856)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098856 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugepmdunshare vs GUP-fast race hugepmdunshare drops a reference on a page table...

kernel security, bug fix, and enhancement update

4.18.0-553.158.1 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

Linux Kernel Out-of-Bounds Write Vulnerability

Linux Kernel contains an out-of-bounds memory write vulnerability which could allow a local user to gain privileged access or cause a denial of service on the system...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098717)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098717 advisory. In the Linux kernel, the following vulnerability has been resolved: net: strparser: fix skbhead leak in strpabortstrp When the stream parser is aborted, for example...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-099003)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099003 advisory. In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: restrict usage in unprivileged domU The Xen privcmd driver allows to issue arbitrary...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098932)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098932 advisory. In the Linux kernel, the following vulnerability has been resolved: net: afkey: initialize algkeylen for IPComp states pfkeymsg2xfrmstate handles the IPComp...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098958)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098958 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUG on unexpected delayed ref type in runonedelayedref There is no need to BUG, we c...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098973)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098973 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: let recvdone verify dataoffset, datalength and remainingdatalength This is inspired ...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098834)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098834 advisory. In the Linux kernel, the following vulnerability has been resolved: i40e: fix idx validation in config queues msg Ensure idx is within range of active/initialized TC...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-8666-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8666-1 advisory. Siebe Devroe, Hlose Gollier, and Mathy Vanhoef discovered that the WiFi implementation in the Linux kernel did not properly handle aggregated...

Linux Distros Unpatched Vulnerability : CVE-2026-80548

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - s390/vfioccw: Selectively expand iomutex The iomutex was defined to serialize the ioregions, but then has also sort of been associated with the I/O themselves...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098852)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098852 advisory. In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: Prevent parser TCAM memory corruption Protect the parser TCAM/SRAM memory, and the...

PT-2026-82133

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel where perf event open accepts events in the EXIT state as group leaders because early validation only rejects REVOKED and DEAD events. This occurs aft...